| 1 | /* |
| 2 | SDL - Simple DirectMedia Layer |
| 3 | Copyright (C) 1997-2009 Sam Lantinga |
| 4 | |
| 5 | This library is free software; you can redistribute it and/or |
| 6 | modify it under the terms of the GNU Lesser General Public |
| 7 | License as published by the Free Software Foundation; either |
| 8 | version 2.1 of the License, or (at your option) any later version. |
| 9 | |
| 10 | This library is distributed in the hope that it will be useful, |
| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 13 | Lesser General Public License for more details. |
| 14 | |
| 15 | You should have received a copy of the GNU Lesser General Public |
| 16 | License along with this library; if not, write to the Free Software |
| 17 | Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
| 18 | |
| 19 | Sam Lantinga |
| 20 | slouken@libsdl.org |
| 21 | |
| 22 | MGA CRTC2 support by Thomas Jarosch - tomj@simonv.com |
| 23 | CRTC2 support is inspired by mplayer's dfbmga driver |
| 24 | written by Ville Syrj��<syrjala@sci.fi> |
| 25 | */ |
| 26 | #include "SDL_config.h" |
| 27 | |
| 28 | /* DirectFB video driver implementation. |
| 29 | */ |
| 30 | |
| 31 | #include <fcntl.h> |
| 32 | #include <unistd.h> |
| 33 | #include <sys/mman.h> |
| 34 | |
| 35 | #include <directfb.h> |
| 36 | #include <directfb_version.h> |
| 37 | |
| 38 | #include "SDL_video.h" |
| 39 | #include "SDL_mouse.h" |
| 40 | #include "../SDL_sysvideo.h" |
| 41 | #include "../SDL_pixels_c.h" |
| 42 | #include "../../events/SDL_events_c.h" |
| 43 | #include "SDL_DirectFB_video.h" |
| 44 | #include "SDL_DirectFB_events.h" |
| 45 | #include "SDL_DirectFB_yuv.h" |
| 46 | |
| 47 | /* The implementation dependent data for the window manager cursor */ |
| 48 | struct WMcursor { |
| 49 | int unused; |
| 50 | }; |
| 51 | |
| 52 | |
| 53 | /* Initialization/Query functions */ |
| 54 | static int DirectFB_VideoInit(_THIS, SDL_PixelFormat *vformat); |
| 55 | static SDL_Rect **DirectFB_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags); |
| 56 | static SDL_Surface *DirectFB_SetVideoMode(_THIS, SDL_Surface *current, int width, int height, int bpp, Uint32 flags); |
| 57 | static int DirectFB_SetColors(_THIS, int firstcolor, int ncolors, |
| 58 | SDL_Color *colors); |
| 59 | static void DirectFB_VideoQuit(_THIS); |
| 60 | |
| 61 | /* Hardware surface functions */ |
| 62 | static int DirectFB_AllocHWSurface(_THIS, SDL_Surface *surface); |
| 63 | static int DirectFB_FillHWRect(_THIS, SDL_Surface *dst, SDL_Rect *dstrect, Uint32 color); |
| 64 | static int DirectFB_LockHWSurface(_THIS, SDL_Surface *surface); |
| 65 | static void DirectFB_UnlockHWSurface(_THIS, SDL_Surface *surface); |
| 66 | static void DirectFB_FreeHWSurface(_THIS, SDL_Surface *surface); |
| 67 | static int DirectFB_CheckHWBlit(_THIS, SDL_Surface *src, SDL_Surface *dst); |
| 68 | static int DirectFB_HWAccelBlit(SDL_Surface *src, SDL_Rect *srcrect, |
| 69 | SDL_Surface *dst, SDL_Rect *dstrect); |
| 70 | static int DirectFB_SetHWColorKey(_THIS, SDL_Surface *surface, Uint32 key); |
| 71 | static int DirectFB_SetHWAlpha(_THIS, SDL_Surface *surface, Uint8 alpha); |
| 72 | static int DirectFB_FlipHWSurface(_THIS, SDL_Surface *surface); |
| 73 | static int DirectFB_ShowWMCursor(_THIS, WMcursor *cursor); |
| 74 | |
| 75 | /* Various screen update functions available */ |
| 76 | static void DirectFB_DirectUpdate(_THIS, int numrects, SDL_Rect *rects); |
| 77 | static void DirectFB_WindowedUpdate(_THIS, int numrects, SDL_Rect *rects); |
| 78 | |
| 79 | /* This is the rect EnumModes2 uses */ |
| 80 | struct DirectFBEnumRect { |
| 81 | SDL_Rect r; |
| 82 | struct DirectFBEnumRect* next; |
| 83 | }; |
| 84 | |
| 85 | static struct DirectFBEnumRect *enumlist = NULL; |
| 86 | |
| 87 | |
| 88 | /* DirectFB driver bootstrap functions */ |
| 89 | |
| 90 | static int DirectFB_Available(void) |
| 91 | { |
| 92 | return 1; |
| 93 | } |
| 94 | |
| 95 | static void DirectFB_DeleteDevice(SDL_VideoDevice *device) |
| 96 | { |
| 97 | SDL_free(device->hidden); |
| 98 | SDL_free(device); |
| 99 | } |
| 100 | |
| 101 | static SDL_VideoDevice *DirectFB_CreateDevice(int devindex) |
| 102 | { |
| 103 | SDL_VideoDevice *device; |
| 104 | |
| 105 | /* Initialize all variables that we clean on shutdown */ |
| 106 | device = (SDL_VideoDevice *)SDL_malloc(sizeof(SDL_VideoDevice)); |
| 107 | if (device) |
| 108 | { |
| 109 | SDL_memset (device, 0, (sizeof *device)); |
| 110 | device->hidden = (struct SDL_PrivateVideoData *) malloc (sizeof (*device->hidden)); |
| 111 | } |
| 112 | if (device == NULL || device->hidden == NULL) |
| 113 | { |
| 114 | SDL_OutOfMemory(); |
| 115 | if (device) |
| 116 | { |
| 117 | free (device); |
| 118 | } |
| 119 | return(0); |
| 120 | } |
| 121 | SDL_memset (device->hidden, 0, sizeof (*device->hidden)); |
| 122 | |
| 123 | /* Set the function pointers */ |
| 124 | device->VideoInit = DirectFB_VideoInit; |
| 125 | device->ListModes = DirectFB_ListModes; |
| 126 | device->SetVideoMode = DirectFB_SetVideoMode; |
| 127 | device->SetColors = DirectFB_SetColors; |
| 128 | device->UpdateRects = NULL; |
| 129 | device->CreateYUVOverlay = DirectFB_CreateYUVOverlay; |
| 130 | device->VideoQuit = DirectFB_VideoQuit; |
| 131 | device->AllocHWSurface = DirectFB_AllocHWSurface; |
| 132 | device->CheckHWBlit = DirectFB_CheckHWBlit; |
| 133 | device->FillHWRect = DirectFB_FillHWRect; |
| 134 | device->SetHWColorKey = DirectFB_SetHWColorKey; |
| 135 | device->SetHWAlpha = DirectFB_SetHWAlpha; |
| 136 | device->LockHWSurface = DirectFB_LockHWSurface; |
| 137 | device->UnlockHWSurface = DirectFB_UnlockHWSurface; |
| 138 | device->FlipHWSurface = DirectFB_FlipHWSurface; |
| 139 | device->FreeHWSurface = DirectFB_FreeHWSurface; |
| 140 | device->ShowWMCursor = DirectFB_ShowWMCursor; |
| 141 | device->SetCaption = NULL; |
| 142 | device->SetIcon = NULL; |
| 143 | device->IconifyWindow = NULL; |
| 144 | device->GrabInput = NULL; |
| 145 | device->GetWMInfo = NULL; |
| 146 | device->InitOSKeymap = DirectFB_InitOSKeymap; |
| 147 | device->PumpEvents = DirectFB_PumpEvents; |
| 148 | |
| 149 | device->free = DirectFB_DeleteDevice; |
| 150 | |
| 151 | return device; |
| 152 | } |
| 153 | |
| 154 | VideoBootStrap DirectFB_bootstrap = { |
| 155 | "directfb", "DirectFB", |
| 156 | DirectFB_Available, DirectFB_CreateDevice |
| 157 | }; |
| 158 | |
| 159 | static DFBSurfacePixelFormat GetFormatForBpp (int bpp, IDirectFBDisplayLayer *layer) |
| 160 | { |
| 161 | DFBDisplayLayerConfig dlc; |
| 162 | int bytes = (bpp + 7) / 8; |
| 163 | |
| 164 | layer->GetConfiguration (layer, &dlc); |
| 165 | |
| 166 | if (bytes == DFB_BYTES_PER_PIXEL(dlc.pixelformat) && bytes > 1) |
| 167 | return dlc.pixelformat; |
| 168 | |
| 169 | switch (bytes) |
| 170 | { |
| 171 | case 1: |
| 172 | return DSPF_LUT8; |
| 173 | case 2: |
| 174 | return DSPF_RGB16; |
| 175 | case 3: |
| 176 | return DSPF_RGB24; |
| 177 | case 4: |
| 178 | return DSPF_RGB32; |
| 179 | } |
| 180 | |
| 181 | return DSPF_UNKNOWN; |
| 182 | } |
| 183 | |
| 184 | static DFBEnumerationResult EnumModesCallback (int width, |
| 185 | int height, |
| 186 | int bpp, |
| 187 | void *data) |
| 188 | { |
| 189 | SDL_VideoDevice *this = (SDL_VideoDevice *)data; |
| 190 | struct DirectFBEnumRect *enumrect; |
| 191 | |
| 192 | HIDDEN->nummodes++; |
| 193 | |
| 194 | if (enumlist && enumlist->r.w == width && enumlist->r.h == height) |
| 195 | return DFENUM_OK; |
| 196 | |
| 197 | enumrect = SDL_calloc(1, sizeof(struct DirectFBEnumRect)); |
| 198 | if (!enumrect) |
| 199 | { |
| 200 | SDL_OutOfMemory(); |
| 201 | return DFENUM_CANCEL; |
| 202 | } |
| 203 | |
| 204 | enumrect->r.w = (Uint16)width; |
| 205 | enumrect->r.h = (Uint16)height; |
| 206 | enumrect->next = enumlist; |
| 207 | |
| 208 | enumlist = enumrect; |
| 209 | |
| 210 | return DFENUM_OK; |
| 211 | } |
| 212 | |
| 213 | struct private_hwdata { |
| 214 | IDirectFBSurface *surface; |
| 215 | IDirectFBPalette *palette; |
| 216 | }; |
| 217 | |
| 218 | void SetDirectFBerror (const char *function, DFBResult code) |
| 219 | { |
| 220 | const char *error = DirectFBErrorString (code); |
| 221 | |
| 222 | if (error) |
| 223 | SDL_SetError("%s: %s", function, error); |
| 224 | else |
| 225 | SDL_SetError("Unknown error code from %s", function); |
| 226 | } |
| 227 | |
| 228 | static DFBSurfacePixelFormat SDLToDFBPixelFormat (SDL_PixelFormat *format) |
| 229 | { |
| 230 | if (format->Rmask && format->Gmask && format->Bmask) |
| 231 | { |
| 232 | switch (format->BitsPerPixel) |
| 233 | { |
| 234 | case 8: |
| 235 | return DSPF_LUT8; |
| 236 | |
| 237 | case 16: |
| 238 | if (format->Rmask == 0xF800 && |
| 239 | format->Gmask == 0x07E0 && |
| 240 | format->Bmask == 0x001F) |
| 241 | return DSPF_RGB16; |
| 242 | /* fall through */ |
| 243 | |
| 244 | case 15: |
| 245 | if (format->Rmask == 0x7C00 && |
| 246 | format->Gmask == 0x03E0 && |
| 247 | format->Bmask == 0x001F) |
| 248 | return DSPF_ARGB1555; |
| 249 | break; |
| 250 | |
| 251 | case 24: |
| 252 | if (format->Rmask == 0xFF0000 && |
| 253 | format->Gmask == 0x00FF00 && |
| 254 | format->Bmask == 0x0000FF) |
| 255 | return DSPF_RGB24; |
| 256 | break; |
| 257 | |
| 258 | case 32: |
| 259 | if (format->Rmask == 0xFF0000 && |
| 260 | format->Gmask == 0x00FF00 && |
| 261 | format->Bmask == 0x0000FF) |
| 262 | { |
| 263 | if (format->Amask == 0xFF000000) |
| 264 | return DSPF_ARGB; |
| 265 | else |
| 266 | return DSPF_RGB32; |
| 267 | } |
| 268 | break; |
| 269 | } |
| 270 | } |
| 271 | else |
| 272 | { |
| 273 | switch (format->BitsPerPixel) |
| 274 | { |
| 275 | case 8: |
| 276 | return DSPF_LUT8; |
| 277 | case 15: |
| 278 | return DSPF_ARGB1555; |
| 279 | case 16: |
| 280 | return DSPF_RGB16; |
| 281 | case 24: |
| 282 | return DSPF_RGB24; |
| 283 | case 32: |
| 284 | return DSPF_RGB32; |
| 285 | } |
| 286 | } |
| 287 | |
| 288 | return DSPF_UNKNOWN; |
| 289 | } |
| 290 | |
| 291 | static SDL_Palette *AllocatePalette(int size) |
| 292 | { |
| 293 | SDL_Palette *palette; |
| 294 | SDL_Color *colors; |
| 295 | |
| 296 | palette = SDL_calloc (1, sizeof(SDL_Palette)); |
| 297 | if (!palette) |
| 298 | { |
| 299 | SDL_OutOfMemory(); |
| 300 | return NULL; |
| 301 | } |
| 302 | |
| 303 | colors = SDL_calloc (size, sizeof(SDL_Color)); |
| 304 | if (!colors) |
| 305 | { |
| 306 | SDL_OutOfMemory(); |
| 307 | return NULL; |
| 308 | } |
| 309 | |
| 310 | palette->ncolors = size; |
| 311 | palette->colors = colors; |
| 312 | |
| 313 | return palette; |
| 314 | } |
| 315 | |
| 316 | static int DFBToSDLPixelFormat (DFBSurfacePixelFormat pixelformat, SDL_PixelFormat *format) |
| 317 | { |
| 318 | format->Amask = format->Rmask = format->Gmask = format->Bmask = 0; |
| 319 | format->BitsPerPixel = format->BytesPerPixel = 0; |
| 320 | |
| 321 | switch (pixelformat) |
| 322 | { |
| 323 | case DSPF_A8: |
| 324 | format->Amask = 0x000000FF; |
| 325 | break; |
| 326 | |
| 327 | case DSPF_ARGB1555: |
| 328 | format->Rmask = 0x00007C00; |
| 329 | format->Gmask = 0x000003E0; |
| 330 | format->Bmask = 0x0000001F; |
| 331 | break; |
| 332 | |
| 333 | case DSPF_RGB16: |
| 334 | format->Rmask = 0x0000F800; |
| 335 | format->Gmask = 0x000007E0; |
| 336 | format->Bmask = 0x0000001F; |
| 337 | break; |
| 338 | |
| 339 | case DSPF_ARGB: |
| 340 | format->Amask = 0; /* apps don't seem to like that: 0xFF000000; */ |
| 341 | /* fall through */ |
| 342 | case DSPF_RGB24: |
| 343 | case DSPF_RGB32: |
| 344 | format->Rmask = 0x00FF0000; |
| 345 | format->Gmask = 0x0000FF00; |
| 346 | format->Bmask = 0x000000FF; |
| 347 | break; |
| 348 | |
| 349 | case DSPF_LUT8: |
| 350 | format->Rmask = 0x000000FF; |
| 351 | format->Gmask = 0x000000FF; |
| 352 | format->Bmask = 0x000000FF; |
| 353 | |
| 354 | if (!format->palette) |
| 355 | format->palette = AllocatePalette(256); |
| 356 | break; |
| 357 | |
| 358 | default: |
| 359 | fprintf (stderr, "SDL_DirectFB: Unsupported pixelformat (0x%08x)!\n", pixelformat); |
| 360 | return -1; |
| 361 | } |
| 362 | |
| 363 | format->BitsPerPixel = DFB_BYTES_PER_PIXEL(pixelformat) * 8; |
| 364 | format->BytesPerPixel = DFB_BYTES_PER_PIXEL(pixelformat); |
| 365 | |
| 366 | return 0; |
| 367 | } |
| 368 | |
| 369 | |
| 370 | int DirectFB_VideoInit(_THIS, SDL_PixelFormat *vformat) |
| 371 | { |
| 372 | int i; |
| 373 | DFBResult ret; |
| 374 | #if (DIRECTFB_MAJOR_VERSION == 0) && (DIRECTFB_MINOR_VERSION == 9) && (DIRECTFB_MICRO_VERSION < 23) |
| 375 | DFBCardCapabilities caps; |
| 376 | #else |
| 377 | DFBGraphicsDeviceDescription caps; |
| 378 | #endif |
| 379 | DFBDisplayLayerConfig dlc; |
| 380 | struct DirectFBEnumRect *rect; |
| 381 | IDirectFB *dfb = NULL; |
| 382 | IDirectFBDisplayLayer *layer = NULL; |
| 383 | IDirectFBEventBuffer *events = NULL; |
| 384 | |
| 385 | HIDDEN->c2layer = NULL, HIDDEN->c2frame = NULL; |
| 386 | HIDDEN->enable_mga_crtc2 = 0; |
| 387 | HIDDEN->mga_crtc2_stretch_overscan = 1; |
| 388 | |
| 389 | ret = DirectFBInit (NULL, NULL); |
| 390 | if (ret) |
| 391 | { |
| 392 | SetDirectFBerror ("DirectFBInit", ret); |
| 393 | goto error; |
| 394 | } |
| 395 | |
| 396 | ret = DirectFBCreate (&dfb); |
| 397 | if (ret) |
| 398 | { |
| 399 | SetDirectFBerror ("DirectFBCreate", ret); |
| 400 | goto error; |
| 401 | } |
| 402 | |
| 403 | ret = dfb->GetDisplayLayer (dfb, DLID_PRIMARY, &layer); |
| 404 | if (ret) |
| 405 | { |
| 406 | SetDirectFBerror ("dfb->GetDisplayLayer", ret); |
| 407 | goto error; |
| 408 | } |
| 409 | |
| 410 | ret = dfb->CreateInputEventBuffer (dfb, DICAPS_ALL, DFB_FALSE, &events); |
| 411 | if (ret) |
| 412 | { |
| 413 | SetDirectFBerror ("dfb->CreateEventBuffer", ret); |
| 414 | goto error; |
| 415 | } |
| 416 | |
| 417 | layer->EnableCursor (layer, 1); |
| 418 | |
| 419 | /* Query layer configuration to determine the current mode and pixelformat */ |
| 420 | layer->GetConfiguration (layer, &dlc); |
| 421 | |
| 422 | /* If current format is not supported use LUT8 as the default */ |
| 423 | if (DFBToSDLPixelFormat (dlc.pixelformat, vformat)) |
| 424 | DFBToSDLPixelFormat (DSPF_LUT8, vformat); |
| 425 | |
| 426 | /* Enumerate the available fullscreen modes */ |
| 427 | ret = dfb->EnumVideoModes (dfb, EnumModesCallback, this); |
| 428 | if (ret) |
| 429 | { |
| 430 | SetDirectFBerror ("dfb->EnumVideoModes", ret); |
| 431 | goto error; |
| 432 | } |
| 433 | |
| 434 | HIDDEN->modelist = SDL_calloc (HIDDEN->nummodes + 1, sizeof(SDL_Rect *)); |
| 435 | if (!HIDDEN->modelist) |
| 436 | { |
| 437 | SDL_OutOfMemory(); |
| 438 | goto error; |
| 439 | } |
| 440 | |
| 441 | for (i = 0, rect = enumlist; rect; ++i, rect = rect->next ) |
| 442 | { |
| 443 | HIDDEN->modelist[i] = &rect->r; |
| 444 | } |
| 445 | |
| 446 | HIDDEN->modelist[i] = NULL; |
| 447 | |
| 448 | |
| 449 | /* Query card capabilities to get the video memory size */ |
| 450 | #if (DIRECTFB_MAJOR_VERSION == 0) && (DIRECTFB_MINOR_VERSION == 9) && (DIRECTFB_MICRO_VERSION < 23) |
| 451 | dfb->GetCardCapabilities (dfb, &caps); |
| 452 | #else |
| 453 | dfb->GetDeviceDescription (dfb, &caps); |
| 454 | #endif |
| 455 | |
| 456 | this->info.wm_available = 1; |
| 457 | this->info.hw_available = 1; |
| 458 | this->info.blit_hw = 1; |
| 459 | this->info.blit_hw_CC = 1; |
| 460 | this->info.blit_hw_A = 1; |
| 461 | this->info.blit_fill = 1; |
| 462 | this->info.video_mem = caps.video_memory / 1024; |
| 463 | this->info.current_w = dlc.width; |
| 464 | this->info.current_h = dlc.height; |
| 465 | |
| 466 | HIDDEN->initialized = 1; |
| 467 | HIDDEN->dfb = dfb; |
| 468 | HIDDEN->layer = layer; |
| 469 | HIDDEN->eventbuffer = events; |
| 470 | |
| 471 | if (SDL_getenv("SDL_DIRECTFB_MGA_CRTC2") != NULL) |
| 472 | HIDDEN->enable_mga_crtc2 = 1; |
| 473 | |
| 474 | if (HIDDEN->enable_mga_crtc2) |
| 475 | { |
| 476 | DFBDisplayLayerConfig dlc; |
| 477 | DFBDisplayLayerConfigFlags failed; |
| 478 | |
| 479 | ret = dfb->GetDisplayLayer (dfb, 2, &HIDDEN->c2layer); |
| 480 | if (ret) |
| 481 | { |
| 482 | SetDirectFBerror ("dfb->GetDisplayLayer(CRTC2)", ret); |
| 483 | goto error; |
| 484 | } |
| 485 | |
| 486 | ret = HIDDEN->layer->SetCooperativeLevel(HIDDEN->layer, DLSCL_EXCLUSIVE); |
| 487 | if (ret) |
| 488 | { |
| 489 | SetDirectFBerror ("layer->SetCooperativeLevel(CRTC2, EXCLUSIVE)", ret); |
| 490 | goto error; |
| 491 | } |
| 492 | |
| 493 | ret = HIDDEN->c2layer->SetCooperativeLevel(HIDDEN->c2layer, DLSCL_EXCLUSIVE); |
| 494 | if (ret) |
| 495 | { |
| 496 | SetDirectFBerror ("c2layer->SetCooperativeLevel(CRTC2, EXCLUSIVE)", ret); |
| 497 | goto error; |
| 498 | } |
| 499 | |
| 500 | HIDDEN->c2layer->SetOpacity(HIDDEN->c2layer, 0x0); |
| 501 | |
| 502 | /* Init the surface here as it got a fixed size */ |
| 503 | dlc.flags = DLCONF_PIXELFORMAT | DLCONF_BUFFERMODE; |
| 504 | dlc.buffermode = DLBM_BACKVIDEO; |
| 505 | dlc.pixelformat = DSPF_RGB32; |
| 506 | |
| 507 | ret = HIDDEN->c2layer->TestConfiguration( HIDDEN->c2layer, &dlc, &failed ); |
| 508 | if (ret) |
| 509 | { |
| 510 | SetDirectFBerror ("c2layer->TestConfiguration", ret); |
| 511 | goto error; |
| 512 | } |
| 513 | |
| 514 | ret = HIDDEN->c2layer->SetConfiguration( HIDDEN->c2layer, &dlc ); |
| 515 | if (ret) |
| 516 | { |
| 517 | SetDirectFBerror ("c2layer->SetConfiguration", ret); |
| 518 | goto error; |
| 519 | } |
| 520 | |
| 521 | ret = HIDDEN->c2layer->GetSurface( HIDDEN->c2layer, &HIDDEN->c2frame ); |
| 522 | if (ret) |
| 523 | { |
| 524 | SetDirectFBerror ("c2layer->GetSurface", ret); |
| 525 | goto error; |
| 526 | } |
| 527 | |
| 528 | HIDDEN->c2framesize.x = 0; |
| 529 | HIDDEN->c2framesize.y = 0; |
| 530 | HIDDEN->c2frame->GetSize( HIDDEN->c2frame, &HIDDEN->c2framesize.w, &HIDDEN->c2framesize.h); |
| 531 | |
| 532 | HIDDEN->c2frame->SetBlittingFlags( HIDDEN->c2frame, DSBLIT_NOFX ); |
| 533 | HIDDEN->c2frame->SetColor( HIDDEN->c2frame, 0, 0, 0, 0xff ); |
| 534 | |
| 535 | /* Clear CRTC2 */ |
| 536 | HIDDEN->c2frame->Clear(HIDDEN->c2frame, 0, 0, 0, 0xff ); |
| 537 | HIDDEN->c2frame->Flip(HIDDEN->c2frame, NULL, 0 ); |
| 538 | HIDDEN->c2frame->Clear(HIDDEN->c2frame, 0, 0, 0, 0xff ); |
| 539 | HIDDEN->c2frame->Flip(HIDDEN->c2frame, NULL, 0 ); |
| 540 | HIDDEN->c2frame->Clear(HIDDEN->c2frame, 0, 0, 0, 0xff ); |
| 541 | |
| 542 | HIDDEN->c2layer->SetOpacity(HIDDEN->c2layer, 0xFF ); |
| 543 | |
| 544 | /* Check if overscan is possibly set */ |
| 545 | if (SDL_getenv("SDL_DIRECTFB_MGA_OVERSCAN") != NULL) |
| 546 | { |
| 547 | float overscan = 0; |
| 548 | if (SDL_sscanf(SDL_getenv("SDL_DIRECTFB_MGA_OVERSCAN"), "%f", &overscan) == 1) |
| 549 | if (overscan > 0 && overscan < 2) |
| 550 | HIDDEN->mga_crtc2_stretch_overscan = overscan; |
| 551 | } |
| 552 | |
| 553 | #ifdef DIRECTFB_CRTC2_DEBUG |
| 554 | printf("CRTC2 overscan: %f\n", HIDDEN->mga_crtc2_stretch_overscan); |
| 555 | #endif |
| 556 | } |
| 557 | |
| 558 | return 0; |
| 559 | |
| 560 | error: |
| 561 | if (events) |
| 562 | events->Release (events); |
| 563 | |
| 564 | if (HIDDEN->c2frame) |
| 565 | HIDDEN->c2frame->Release (HIDDEN->c2frame); |
| 566 | |
| 567 | if (HIDDEN->c2layer) |
| 568 | HIDDEN->c2layer->Release (HIDDEN->c2layer); |
| 569 | |
| 570 | if (layer) |
| 571 | layer->Release (layer); |
| 572 | |
| 573 | if (dfb) |
| 574 | dfb->Release (dfb); |
| 575 | |
| 576 | return -1; |
| 577 | } |
| 578 | |
| 579 | static SDL_Rect **DirectFB_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags) |
| 580 | { |
| 581 | if (flags & SDL_FULLSCREEN) |
| 582 | return HIDDEN->modelist; |
| 583 | else |
| 584 | if (SDLToDFBPixelFormat (format) != DSPF_UNKNOWN) |
| 585 | return (SDL_Rect**) -1; |
| 586 | |
| 587 | return NULL; |
| 588 | } |
| 589 | |
| 590 | static SDL_Surface *DirectFB_SetVideoMode(_THIS, SDL_Surface *current, int width, int height, int bpp, Uint32 flags) |
| 591 | { |
| 592 | DFBResult ret; |
| 593 | DFBSurfaceDescription dsc; |
| 594 | DFBSurfacePixelFormat pixelformat; |
| 595 | IDirectFBSurface *surface; |
| 596 | |
| 597 | fprintf (stderr, "SDL DirectFB_SetVideoMode: %dx%d@%d, flags: 0x%08x\n", |
| 598 | width, height, bpp, flags); |
| 599 | |
| 600 | flags |= SDL_FULLSCREEN; |
| 601 | |
| 602 | /* Release previous primary surface */ |
| 603 | if (current->hwdata && current->hwdata->surface) |
| 604 | { |
| 605 | current->hwdata->surface->Release (current->hwdata->surface); |
| 606 | current->hwdata->surface = NULL; |
| 607 | |
| 608 | /* And its palette if present */ |
| 609 | if (current->hwdata->palette) |
| 610 | { |
| 611 | current->hwdata->palette->Release (current->hwdata->palette); |
| 612 | current->hwdata->palette = NULL; |
| 613 | } |
| 614 | } |
| 615 | else if (!current->hwdata) |
| 616 | { |
| 617 | /* Allocate the hardware acceleration data */ |
| 618 | current->hwdata = (struct private_hwdata *) SDL_calloc (1, sizeof(*current->hwdata)); |
| 619 | if (!current->hwdata) |
| 620 | { |
| 621 | SDL_OutOfMemory(); |
| 622 | return NULL; |
| 623 | } |
| 624 | } |
| 625 | |
| 626 | /* Set cooperative level depending on flag SDL_FULLSCREEN */ |
| 627 | if (flags & SDL_FULLSCREEN) |
| 628 | { |
| 629 | ret = HIDDEN->dfb->SetCooperativeLevel (HIDDEN->dfb, DFSCL_FULLSCREEN); |
| 630 | if (ret && !HIDDEN->enable_mga_crtc2) |
| 631 | { |
| 632 | DirectFBError ("dfb->SetCooperativeLevel", ret); |
| 633 | flags &= ~SDL_FULLSCREEN; |
| 634 | } |
| 635 | } |
| 636 | else |
| 637 | HIDDEN->dfb->SetCooperativeLevel (HIDDEN->dfb, DFSCL_NORMAL); |
| 638 | |
| 639 | /* Set video mode */ |
| 640 | ret = HIDDEN->dfb->SetVideoMode (HIDDEN->dfb, width, height, bpp); |
| 641 | if (ret) |
| 642 | { |
| 643 | if (flags & SDL_FULLSCREEN) |
| 644 | { |
| 645 | flags &= ~SDL_FULLSCREEN; |
| 646 | HIDDEN->dfb->SetCooperativeLevel (HIDDEN->dfb, DFSCL_NORMAL); |
| 647 | ret = HIDDEN->dfb->SetVideoMode (HIDDEN->dfb, width, height, bpp); |
| 648 | } |
| 649 | |
| 650 | if (ret) |
| 651 | { |
| 652 | SetDirectFBerror ("dfb->SetVideoMode", ret); |
| 653 | return NULL; |
| 654 | } |
| 655 | } |
| 656 | |
| 657 | /* Create primary surface */ |
| 658 | dsc.flags = DSDESC_CAPS | DSDESC_PIXELFORMAT; |
| 659 | dsc.caps = DSCAPS_PRIMARY | ((flags & SDL_DOUBLEBUF) ? DSCAPS_FLIPPING : 0); |
| 660 | dsc.pixelformat = GetFormatForBpp (bpp, HIDDEN->layer); |
| 661 | |
| 662 | ret = HIDDEN->dfb->CreateSurface (HIDDEN->dfb, &dsc, &surface); |
| 663 | if (ret && (flags & SDL_DOUBLEBUF)) |
| 664 | { |
| 665 | /* Try without double buffering */ |
| 666 | dsc.caps &= ~DSCAPS_FLIPPING; |
| 667 | ret = HIDDEN->dfb->CreateSurface (HIDDEN->dfb, &dsc, &surface); |
| 668 | } |
| 669 | if (ret) |
| 670 | { |
| 671 | SetDirectFBerror ("dfb->CreateSurface", ret); |
| 672 | return NULL; |
| 673 | } |
| 674 | |
| 675 | current->w = width; |
| 676 | current->h = height; |
| 677 | current->flags = SDL_HWSURFACE | SDL_PREALLOC; |
| 678 | |
| 679 | if (flags & SDL_FULLSCREEN) |
| 680 | { |
| 681 | current->flags |= SDL_FULLSCREEN; |
| 682 | this->UpdateRects = DirectFB_DirectUpdate; |
| 683 | } |
| 684 | else |
| 685 | this->UpdateRects = DirectFB_WindowedUpdate; |
| 686 | |
| 687 | if (dsc.caps & DSCAPS_FLIPPING) |
| 688 | current->flags |= SDL_DOUBLEBUF; |
| 689 | |
| 690 | surface->GetPixelFormat (surface, &pixelformat); |
| 691 | |
| 692 | DFBToSDLPixelFormat (pixelformat, current->format); |
| 693 | |
| 694 | /* Get the surface palette (if supported) */ |
| 695 | if (DFB_PIXELFORMAT_IS_INDEXED( pixelformat )) |
| 696 | { |
| 697 | surface->GetPalette (surface, ¤t->hwdata->palette); |
| 698 | |
| 699 | current->flags |= SDL_HWPALETTE; |
| 700 | } |
| 701 | |
| 702 | current->hwdata->surface = surface; |
| 703 | |
| 704 | /* MGA CRTC2 stuff */ |
| 705 | if (HIDDEN->enable_mga_crtc2) |
| 706 | { |
| 707 | /* no stretching if c2ssize == c2framesize */ |
| 708 | HIDDEN->c2ssize.x = 0, HIDDEN->c2ssize.y = 0; |
| 709 | HIDDEN->c2ssize.w = width; |
| 710 | HIDDEN->c2ssize.h = height; |
| 711 | |
| 712 | HIDDEN->c2dsize.x = 0, HIDDEN->c2dsize.y = 0; |
| 713 | HIDDEN->c2dsize.w = width; |
| 714 | HIDDEN->c2dsize.h = height; |
| 715 | |
| 716 | HIDDEN->mga_crtc2_stretch = 0; |
| 717 | |
| 718 | if (SDL_getenv("SDL_DIRECTFB_MGA_STRETCH") != NULL) |
| 719 | { |
| 720 | /* Normally assume a picture aspect ratio of 4:3 */ |
| 721 | int zoom_aspect_x = 4, zoom_aspect_y = 3, i, j; |
| 722 | |
| 723 | for (i = 1; i < 20; i++) |
| 724 | { |
| 725 | for (j = 1; j < 10; j++) |
| 726 | { |
| 727 | if ((float)width/(float)i*(float)j == height) |
| 728 | { |
| 729 | zoom_aspect_x = i; |
| 730 | zoom_aspect_y = j; |
| 731 | |
| 732 | /* break the loop */ |
| 733 | i = 21; |
| 734 | break; |
| 735 | } |
| 736 | } |
| 737 | } |
| 738 | |
| 739 | #ifdef DIRECTFB_CRTC2_DEBUG |
| 740 | printf("Source resolution: X: %d, Y: %d, Aspect ratio: %d:%d\n", width, height, zoom_aspect_x, zoom_aspect_y); |
| 741 | printf("CRTC2 resolution: X: %d, Y: %d\n", HIDDEN->c2framesize.w, HIDDEN->c2framesize.h); |
| 742 | #endif |
| 743 | |
| 744 | /* don't stretch only slightly smaller/larger images */ |
| 745 | if ((float)width < (float)HIDDEN->c2framesize.w*0.95 || (float)height < (float)HIDDEN->c2framesize.h*0.95) |
| 746 | { |
| 747 | while ((float)HIDDEN->c2dsize.w < (float)HIDDEN->c2framesize.w*HIDDEN->mga_crtc2_stretch_overscan && (float)HIDDEN->c2dsize.h < (float)HIDDEN->c2framesize.h*HIDDEN->mga_crtc2_stretch_overscan) |
| 748 | { |
| 749 | HIDDEN->c2dsize.w+=zoom_aspect_x; |
| 750 | HIDDEN->c2dsize.h+=zoom_aspect_y; |
| 751 | } |
| 752 | |
| 753 | /* one step down */ |
| 754 | HIDDEN->c2dsize.w-=zoom_aspect_x; |
| 755 | HIDDEN->c2dsize.h-=zoom_aspect_y; |
| 756 | |
| 757 | #ifdef DIRECTFB_CRTC2_DEBUG |
| 758 | printf("Stretched resolution: X: %d, Y: %d\n", HIDDEN->c2dsize.w, HIDDEN->c2dsize.h); |
| 759 | #endif |
| 760 | |
| 761 | HIDDEN->mga_crtc2_stretch = 1; |
| 762 | } |
| 763 | else if ((float)width > (float)HIDDEN->c2framesize.w*0.95 || (float)height > (float)HIDDEN->c2framesize.h*0.95) |
| 764 | { |
| 765 | while ((float)HIDDEN->c2dsize.w > (float)HIDDEN->c2framesize.w*HIDDEN->mga_crtc2_stretch_overscan || (float)HIDDEN->c2dsize.h > (float)HIDDEN->c2framesize.h*HIDDEN->mga_crtc2_stretch_overscan) |
| 766 | { |
| 767 | HIDDEN->c2dsize.w-=zoom_aspect_x; |
| 768 | HIDDEN->c2dsize.h-=zoom_aspect_y; |
| 769 | } |
| 770 | |
| 771 | #ifdef DIRECTFB_CRTC2_DEBUG |
| 772 | printf("Down-Stretched resolution: X: %d, Y: %d\n", HIDDEN->c2dsize.w, HIDDEN->c2dsize.h); |
| 773 | #endif |
| 774 | |
| 775 | HIDDEN->mga_crtc2_stretch = 1; |
| 776 | } else { |
| 777 | #ifdef DIRECTFB_CRTC2_DEBUG |
| 778 | printf("Not stretching image\n"); |
| 779 | #endif |
| 780 | } |
| 781 | |
| 782 | /* Panning */ |
| 783 | if (HIDDEN->c2framesize.w > HIDDEN->c2dsize.w) |
| 784 | HIDDEN->c2dsize.x = (HIDDEN->c2framesize.w - HIDDEN->c2dsize.w) / 2; |
| 785 | else |
| 786 | HIDDEN->c2dsize.x = (HIDDEN->c2dsize.w - HIDDEN->c2framesize.w) / 2; |
| 787 | |
| 788 | if (HIDDEN->c2framesize.h > HIDDEN->c2dsize.h) |
| 789 | HIDDEN->c2dsize.y = (HIDDEN->c2framesize.h - HIDDEN->c2dsize.h) / 2; |
| 790 | else |
| 791 | HIDDEN->c2dsize.y = (HIDDEN->c2dsize.h - HIDDEN->c2framesize.h) / 2; |
| 792 | |
| 793 | #ifdef DIRECTFB_CRTC2_DEBUG |
| 794 | printf("CRTC2 position X: %d, Y: %d\n", HIDDEN->c2dsize.x, HIDDEN->c2dsize.y); |
| 795 | #endif |
| 796 | } |
| 797 | } |
| 798 | |
| 799 | return current; |
| 800 | } |
| 801 | |
| 802 | static int DirectFB_AllocHWSurface(_THIS, SDL_Surface *surface) |
| 803 | { |
| 804 | DFBResult ret; |
| 805 | DFBSurfaceDescription dsc; |
| 806 | |
| 807 | /* fprintf(stderr, "SDL: DirectFB_AllocHWSurface (%dx%d@%d, flags: 0x%08x)\n", |
| 808 | surface->w, surface->h, surface->format->BitsPerPixel, surface->flags);*/ |
| 809 | |
| 810 | if (surface->w < 8 || surface->h < 8) |
| 811 | return -1; |
| 812 | |
| 813 | /* fill surface description */ |
| 814 | dsc.flags = DSDESC_WIDTH | DSDESC_HEIGHT | DSDESC_PIXELFORMAT | DSDESC_CAPS; |
| 815 | dsc.width = surface->w; |
| 816 | dsc.height = surface->h; |
| 817 | dsc.caps = (surface->flags & SDL_DOUBLEBUF) ? DSCAPS_FLIPPING : 0; |
| 818 | |
| 819 | /* find the right pixelformat */ |
| 820 | dsc.pixelformat = SDLToDFBPixelFormat (surface->format); |
| 821 | if (dsc.pixelformat == DSPF_UNKNOWN) |
| 822 | return -1; |
| 823 | |
| 824 | /* Allocate the hardware acceleration data */ |
| 825 | surface->hwdata = (struct private_hwdata *) SDL_calloc (1, sizeof(*surface->hwdata)); |
| 826 | if (surface->hwdata == NULL) |
| 827 | { |
| 828 | SDL_OutOfMemory(); |
| 829 | return -1; |
| 830 | } |
| 831 | |
| 832 | /* Create the surface */ |
| 833 | ret = HIDDEN->dfb->CreateSurface (HIDDEN->dfb, &dsc, &surface->hwdata->surface); |
| 834 | if (ret) |
| 835 | { |
| 836 | SetDirectFBerror ("dfb->CreateSurface", ret); |
| 837 | free (surface->hwdata); |
| 838 | surface->hwdata = NULL; |
| 839 | return -1; |
| 840 | } |
| 841 | |
| 842 | surface->flags |= SDL_HWSURFACE | SDL_PREALLOC; |
| 843 | |
| 844 | return 0; |
| 845 | } |
| 846 | |
| 847 | static void DirectFB_FreeHWSurface(_THIS, SDL_Surface *surface) |
| 848 | { |
| 849 | if (surface->hwdata && HIDDEN->initialized) |
| 850 | { |
| 851 | surface->hwdata->surface->Release (surface->hwdata->surface); |
| 852 | free (surface->hwdata); |
| 853 | surface->hwdata = NULL; |
| 854 | } |
| 855 | } |
| 856 | |
| 857 | static int DirectFB_CheckHWBlit(_THIS, SDL_Surface *src, SDL_Surface *dst) |
| 858 | { |
| 859 | /* fprintf(stderr, "SDL: DirectFB_CheckHWBlit (src->hwdata: %p, dst->hwdata: %p)\n", |
| 860 | src->hwdata, dst->hwdata);*/ |
| 861 | |
| 862 | if (!src->hwdata || !dst->hwdata) |
| 863 | return 0; |
| 864 | |
| 865 | src->flags |= SDL_HWACCEL; |
| 866 | src->map->hw_blit = DirectFB_HWAccelBlit; |
| 867 | |
| 868 | return 1; |
| 869 | } |
| 870 | |
| 871 | static int DirectFB_HWAccelBlit(SDL_Surface *src, SDL_Rect *srcrect, |
| 872 | SDL_Surface *dst, SDL_Rect *dstrect) |
| 873 | { |
| 874 | DFBSurfaceBlittingFlags flags = DSBLIT_NOFX; |
| 875 | |
| 876 | DFBRectangle sr = { srcrect->x, srcrect->y, srcrect->w, srcrect->h }; |
| 877 | DFBRectangle dr = { dstrect->x, dstrect->y, dstrect->w, dstrect->h }; |
| 878 | |
| 879 | IDirectFBSurface *surface = dst->hwdata->surface; |
| 880 | |
| 881 | if (src->flags & SDL_SRCCOLORKEY) |
| 882 | { |
| 883 | flags |= DSBLIT_SRC_COLORKEY; |
| 884 | DirectFB_SetHWColorKey (NULL, src, src->format->colorkey); |
| 885 | } |
| 886 | |
| 887 | if (src->flags & SDL_SRCALPHA) |
| 888 | { |
| 889 | flags |= DSBLIT_BLEND_COLORALPHA; |
| 890 | surface->SetColor (surface, 0xff, 0xff, 0xff, src->format->alpha); |
| 891 | } |
| 892 | |
| 893 | surface->SetBlittingFlags (surface, flags); |
| 894 | |
| 895 | if (sr.w == dr.w && sr.h == dr.h) |
| 896 | surface->Blit (surface, src->hwdata->surface, &sr, dr.x, dr.y); |
| 897 | else |
| 898 | surface->StretchBlit (surface, src->hwdata->surface, &sr, &dr); |
| 899 | |
| 900 | return 0; |
| 901 | } |
| 902 | |
| 903 | static int DirectFB_FillHWRect(_THIS, SDL_Surface *dst, SDL_Rect *dstrect, Uint32 color) |
| 904 | { |
| 905 | SDL_PixelFormat *fmt = dst->format; |
| 906 | IDirectFBSurface *surface = dst->hwdata->surface; |
| 907 | |
| 908 | /* ugly */ |
| 909 | surface->SetColor (surface, |
| 910 | (color & fmt->Rmask) >> (fmt->Rshift - fmt->Rloss), |
| 911 | (color & fmt->Gmask) >> (fmt->Gshift - fmt->Gloss), |
| 912 | (color & fmt->Bmask) << (fmt->Bloss - fmt->Bshift), 0xFF); |
| 913 | surface->FillRectangle (surface, dstrect->x, dstrect->y, dstrect->w, dstrect->h); |
| 914 | |
| 915 | return 0; |
| 916 | } |
| 917 | |
| 918 | static int DirectFB_SetHWColorKey(_THIS, SDL_Surface *src, Uint32 key) |
| 919 | { |
| 920 | SDL_PixelFormat *fmt = src->format; |
| 921 | IDirectFBSurface *surface = src->hwdata->surface; |
| 922 | |
| 923 | if (fmt->BitsPerPixel == 8) |
| 924 | surface->SetSrcColorKeyIndex (surface, key); |
| 925 | else |
| 926 | /* ugly */ |
| 927 | surface->SetSrcColorKey (surface, |
| 928 | (key & fmt->Rmask) >> (fmt->Rshift - fmt->Rloss), |
| 929 | (key & fmt->Gmask) >> (fmt->Gshift - fmt->Gloss), |
| 930 | (key & fmt->Bmask) << (fmt->Bloss - fmt->Bshift)); |
| 931 | |
| 932 | return 0; |
| 933 | } |
| 934 | |
| 935 | static int DirectFB_SetHWAlpha(_THIS, SDL_Surface *surface, Uint8 alpha) |
| 936 | { |
| 937 | return 0; |
| 938 | } |
| 939 | |
| 940 | static int DirectFB_FlipHWSurface(_THIS, SDL_Surface *surface) |
| 941 | { |
| 942 | if (HIDDEN->enable_mga_crtc2) |
| 943 | { |
| 944 | int rtn = surface->hwdata->surface->Flip (surface->hwdata->surface, NULL, 0); |
| 945 | if (HIDDEN->mga_crtc2_stretch) |
| 946 | HIDDEN->c2frame->StretchBlit(HIDDEN->c2frame, surface->hwdata->surface, &HIDDEN->c2ssize, &HIDDEN->c2dsize); |
| 947 | else |
| 948 | HIDDEN->c2frame->Blit(HIDDEN->c2frame, surface->hwdata->surface, NULL, HIDDEN->c2dsize.x, HIDDEN->c2dsize.y); |
| 949 | |
| 950 | HIDDEN->c2frame->Flip(HIDDEN->c2frame, NULL, DSFLIP_WAITFORSYNC); |
| 951 | return rtn; |
| 952 | } |
| 953 | else |
| 954 | return surface->hwdata->surface->Flip (surface->hwdata->surface, NULL, DSFLIP_WAITFORSYNC); |
| 955 | } |
| 956 | |
| 957 | static int DirectFB_LockHWSurface(_THIS, SDL_Surface *surface) |
| 958 | { |
| 959 | DFBResult ret; |
| 960 | void *data; |
| 961 | int pitch; |
| 962 | |
| 963 | ret = surface->hwdata->surface->Lock (surface->hwdata->surface, |
| 964 | DSLF_WRITE, &data, &pitch); |
| 965 | if (ret) |
| 966 | { |
| 967 | SetDirectFBerror ("surface->Lock", ret); |
| 968 | return -1; |
| 969 | } |
| 970 | |
| 971 | surface->pixels = data; |
| 972 | surface->pitch = pitch; |
| 973 | |
| 974 | return 0; |
| 975 | } |
| 976 | |
| 977 | static void DirectFB_UnlockHWSurface(_THIS, SDL_Surface *surface) |
| 978 | { |
| 979 | surface->hwdata->surface->Unlock (surface->hwdata->surface); |
| 980 | surface->pixels = NULL; |
| 981 | } |
| 982 | |
| 983 | static void DirectFB_DirectUpdate(_THIS, int numrects, SDL_Rect *rects) |
| 984 | { |
| 985 | if (HIDDEN->enable_mga_crtc2) |
| 986 | { |
| 987 | if (HIDDEN->mga_crtc2_stretch) |
| 988 | HIDDEN->c2frame->StretchBlit(HIDDEN->c2frame, this->screen->hwdata->surface, &HIDDEN->c2ssize, &HIDDEN->c2dsize); |
| 989 | else |
| 990 | HIDDEN->c2frame->Blit(HIDDEN->c2frame, this->screen->hwdata->surface, NULL, HIDDEN->c2dsize.x, HIDDEN->c2dsize.y); |
| 991 | |
| 992 | HIDDEN->c2frame->Flip(HIDDEN->c2frame, NULL, DSFLIP_WAITFORSYNC); |
| 993 | } |
| 994 | } |
| 995 | |
| 996 | static void DirectFB_WindowedUpdate(_THIS, int numrects, SDL_Rect *rects) |
| 997 | { |
| 998 | DFBRegion region; |
| 999 | int i; |
| 1000 | int region_valid = 0; |
| 1001 | IDirectFBSurface *surface = this->screen->hwdata->surface; |
| 1002 | |
| 1003 | for (i=0; i<numrects; ++i) |
| 1004 | { |
| 1005 | int x2, y2; |
| 1006 | |
| 1007 | if ( ! rects[i].w ) /* Clipped? */ |
| 1008 | continue; |
| 1009 | |
| 1010 | x2 = rects[i].x + rects[i].w - 1; |
| 1011 | y2 = rects[i].y + rects[i].h - 1; |
| 1012 | |
| 1013 | if (region_valid) |
| 1014 | { |
| 1015 | if (rects[i].x < region.x1) |
| 1016 | region.x1 = rects[i].x; |
| 1017 | |
| 1018 | if (rects[i].y < region.y1) |
| 1019 | region.y1 = rects[i].y; |
| 1020 | |
| 1021 | if (x2 > region.x2) |
| 1022 | region.x2 = x2; |
| 1023 | |
| 1024 | if (y2 > region.y2) |
| 1025 | region.y2 = y2; |
| 1026 | } |
| 1027 | else |
| 1028 | { |
| 1029 | region.x1 = rects[i].x; |
| 1030 | region.y1 = rects[i].y; |
| 1031 | region.x2 = x2; |
| 1032 | region.y2 = y2; |
| 1033 | |
| 1034 | region_valid = 1; |
| 1035 | } |
| 1036 | } |
| 1037 | |
| 1038 | if (region_valid) |
| 1039 | { |
| 1040 | if (HIDDEN->enable_mga_crtc2) |
| 1041 | { |
| 1042 | if (HIDDEN->mga_crtc2_stretch) |
| 1043 | HIDDEN->c2frame->StretchBlit(HIDDEN->c2frame, surface, &HIDDEN->c2ssize, &HIDDEN->c2dsize); |
| 1044 | else |
| 1045 | HIDDEN->c2frame->Blit(HIDDEN->c2frame, surface, NULL, HIDDEN->c2dsize.x, HIDDEN->c2dsize.y); |
| 1046 | |
| 1047 | HIDDEN->c2frame->Flip(HIDDEN->c2frame, NULL, DSFLIP_WAITFORSYNC); |
| 1048 | } |
| 1049 | else |
| 1050 | surface->Flip (surface, ®ion, DSFLIP_WAITFORSYNC); |
| 1051 | } |
| 1052 | } |
| 1053 | |
| 1054 | int DirectFB_SetColors(_THIS, int firstcolor, int ncolors, SDL_Color *colors) |
| 1055 | { |
| 1056 | IDirectFBPalette *palette = this->screen->hwdata->palette; |
| 1057 | |
| 1058 | if (!palette) |
| 1059 | return 0; |
| 1060 | |
| 1061 | if (firstcolor > 255) |
| 1062 | return 0; |
| 1063 | |
| 1064 | if (firstcolor + ncolors > 256) |
| 1065 | ncolors = 256 - firstcolor; |
| 1066 | |
| 1067 | if (ncolors > 0) |
| 1068 | { |
| 1069 | int i; |
| 1070 | DFBColor entries[ncolors]; |
| 1071 | |
| 1072 | for (i=0; i<ncolors; i++) |
| 1073 | { |
| 1074 | entries[i].a = 0xff; |
| 1075 | entries[i].r = colors[i].r; |
| 1076 | entries[i].g = colors[i].g; |
| 1077 | entries[i].b = colors[i].b; |
| 1078 | } |
| 1079 | |
| 1080 | palette->SetEntries (palette, entries, ncolors, firstcolor); |
| 1081 | } |
| 1082 | |
| 1083 | return 1; |
| 1084 | } |
| 1085 | |
| 1086 | void DirectFB_VideoQuit(_THIS) |
| 1087 | { |
| 1088 | struct DirectFBEnumRect *rect = enumlist; |
| 1089 | |
| 1090 | if (this->screen && this->screen->hwdata) |
| 1091 | { |
| 1092 | IDirectFBSurface *surface = this->screen->hwdata->surface; |
| 1093 | IDirectFBPalette *palette = this->screen->hwdata->palette; |
| 1094 | |
| 1095 | if (palette) |
| 1096 | palette->Release (palette); |
| 1097 | |
| 1098 | if (surface) |
| 1099 | surface->Release (surface); |
| 1100 | |
| 1101 | this->screen->hwdata->surface = NULL; |
| 1102 | this->screen->hwdata->palette = NULL; |
| 1103 | } |
| 1104 | |
| 1105 | if (HIDDEN->c2frame) |
| 1106 | { |
| 1107 | HIDDEN->c2frame->Release (HIDDEN->c2frame); |
| 1108 | HIDDEN->c2frame = NULL; |
| 1109 | } |
| 1110 | |
| 1111 | if (HIDDEN->eventbuffer) |
| 1112 | { |
| 1113 | HIDDEN->eventbuffer->Release (HIDDEN->eventbuffer); |
| 1114 | HIDDEN->eventbuffer = NULL; |
| 1115 | } |
| 1116 | |
| 1117 | if (HIDDEN->c2layer) |
| 1118 | { |
| 1119 | HIDDEN->c2layer->Release (HIDDEN->c2layer); |
| 1120 | HIDDEN->c2layer = NULL; |
| 1121 | } |
| 1122 | |
| 1123 | if (HIDDEN->layer) |
| 1124 | { |
| 1125 | HIDDEN->layer->Release (HIDDEN->layer); |
| 1126 | HIDDEN->layer = NULL; |
| 1127 | } |
| 1128 | |
| 1129 | if (HIDDEN->dfb) |
| 1130 | { |
| 1131 | HIDDEN->dfb->Release (HIDDEN->dfb); |
| 1132 | HIDDEN->dfb = NULL; |
| 1133 | } |
| 1134 | |
| 1135 | /* Free video mode list */ |
| 1136 | if (HIDDEN->modelist) |
| 1137 | { |
| 1138 | free (HIDDEN->modelist); |
| 1139 | HIDDEN->modelist = NULL; |
| 1140 | } |
| 1141 | |
| 1142 | /* Free mode enumeration list */ |
| 1143 | while (rect) |
| 1144 | { |
| 1145 | struct DirectFBEnumRect *next = rect->next; |
| 1146 | free (rect); |
| 1147 | rect = next; |
| 1148 | } |
| 1149 | enumlist = NULL; |
| 1150 | |
| 1151 | HIDDEN->initialized = 0; |
| 1152 | } |
| 1153 | |
| 1154 | |
| 1155 | int DirectFB_ShowWMCursor(_THIS, WMcursor *cursor) |
| 1156 | { |
| 1157 | /* We can only hide or show the default cursor */ |
| 1158 | if ( cursor == NULL ) |
| 1159 | { |
| 1160 | HIDDEN->layer->SetCursorOpacity(HIDDEN->layer, 0x00); |
| 1161 | } |
| 1162 | else |
| 1163 | { |
| 1164 | HIDDEN->layer->SetCursorOpacity(HIDDEN->layer, 0xFF); |
| 1165 | } |
| 1166 | return 1; |
| 1167 | } |
| 1168 | |
| 1169 | void DirectFB_FinalQuit(void) |
| 1170 | { |
| 1171 | } |